Load the config via config.json.

Signed-off-by: François de Metz <francois@stormz.me>
Fix variable name.

Signed-off-by: François de Metz <francois@stormz.me>
Add a submit button in the form.

Signed-off-by: François de Metz <francois@stormz.me>
Save the type of the talk.

Signed-off-by: François de Metz <francois@stormz.me>